Code cleanup

[pawelbaran]

Issues addressed by this PR

Closes #439
Closes #458
Closes #462

Test files

No test files needed - just make sure the code compiles.

Changelog

• Unused public methods were deprecated:
  • BH.UI.Revit.Engine.Query.MaterialType
  • BH.UI.Revit.Engine.Query.NextLevel
  • BH.UI.Revit.Engine.Query.SelectionBuiltInCategories
  • BH.Engine.Adapters.Revit.Create.Panel
• Unused private and internal methods were deleted:
  • BH.UI.Revit.Engine.Convert.ToRevitElementType
  • BH.UI.Revit.Engine.Convert.ToBHoMObject2DProperties
  • BH.UI.Revit.Engine.Modify.ContainsDisciplineProperties
  • BH.UI.Revit.Engine.Modify.GetMaterialProperties
  • BH.UI.Revit.Engine.Query.VerticalBounds
• Irrelevant, commented out code has been deleted
• BH.UI.Revit.Engine.Modify.AppendBuiltInCategories method name has been changed to Append
• return type of method BH.UI.Revit.Engine.Convert.ToBHoMLevel has been changed from BHoMObject to BH.oM.Geometry.SettingOut.Level
• return type of method BH.UI.Revit.Engine.Convert.ToBHoMGrid has been changed from BHoMObject to BH.oM.Geometry.SettingOut.Grid
• Unused methods were removed
  • BH.UI.Revit.Engine.Query.SpatialElementIds
  • BH.UI.Revit.Engine.Query.RevitType
  • BH.UI.Revit.Engine.Query.BuiltInCategory - first two methods
  • BH.UI.Revit.Engine.Convert.ToRevitElementType

Additional comments

@FraserGreenroyd could you please look into the methods below and decide whether they could also be removed/deprecated in this batch?

• BH.UI.Revit.Engine.Query.SpatialElementIds
• BH.UI.Revit.Engine.Query.RevitType
• BH.UI.Revit.Engine.Query.BuiltInCategory - first two methods
• BH.UI.Revit.Engine.Convert.ToRevitElementType

[FraserGreenroyd]

Some initial comments going through the code. Am happy with most things - just a couple of minor questions for consideration.

I will review the items mentioned in the PR later this afternoon and approve/request changes as appropriate at that point 😄

[FraserGreenroyd]

LGTM!

[MajaLindroth]

Looks good